Home / 25,452.23-38,128.66-16,660.49

Finding the Fourth Proportional to 25,452.23, 38,128.66 and 16,660.49

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Solution

The fourth proportional to 25,452.23, 38,128.66 and 16,660.49 is: 24,958.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,452.23 : 38,128.66 = 16,660.49 : x
  2. Step 2: Convert to fraction form
    25,452.23/38,128.66 = 16,660.49/x
  3. Step 3: Cross multiply
    25,452.23x = 38,128.66 × 16,660.49
  4. Step 4: Simplify right side
    25,452.23x = 635,241,926.35
  5. Step 5: Solve for x
    x = 635,241,926.35/25,452.23
  6. Step 6: Final answer
    x = 24,958.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.